A case report of an abnormal trend in hCG levels in a pregnancy complicated by ovarian hyperstimulation syndrome

Abstract

ObjectiveTo present a case of abnormally trending hCG levels due to ovarian hyperstimulation syndrome (OHSS) and to portray the obscurities of this commonly used method for tracking early pregnancies.DesignCase report.SettingOutpatient ART facility.PatientA patient who received controlled ovarian hyperstimulation in an ART cycle.InterventionSupportive care.Main outcome measurehCG level.ResultThe hCG levels in this patient with OHSS trended in an abnormal fashion, suggesting a failing or ectopic pregnancy, but the patient had a normal intrauterine fetus.ConclusionhCG levels may be falsely low in pregnancies complicated by OHSS.